00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // $Id$ 00027 // 00028 // ------------------------------------------------------------------- 00029 // 00030 // GEANT4 Class header file 00031 // 00032 // 00033 // File name: G4EmMultiModel 00034 // 00035 // Author: Vladimir Ivanchenko 00036 // 00037 // Creation date: 03.05.2004 00038 // 00039 // Modifications: 00040 // 15-04-05 optimize internal interface (V.Ivanchenko) 00041 // 04-07-10 updated interfaces according to g4 9.4 (V.Ivanchenko) 00042 // 00043 // Class Description: 00044 // 00045 // EM model using several G4VEmModels for the same energy interval 00046 00047 // ------------------------------------------------------------------- 00048 // 00049 00050 #ifndef G4EmMultiModel_h 00051 #define G4EmMultiModel_h 1 00052 00053 #include "globals.hh" 00054 #include "G4VEmModel.hh" 00055 #include <vector> 00056 00057 class G4DynamicParticle; 00058 00059 class G4EmMultiModel : public G4VEmModel 00060 { 00061 00062 public: 00063 00064 G4EmMultiModel(const G4String& nam = "MultiModel"); 00065 00066 virtual ~G4EmMultiModel(); 00067 00068 void AddModel(G4VEmModel*); 00069 00070 virtual void Initialise(const G4ParticleDefinition*, 00071 const G4DataVector&); 00072 00073 virtual G4double ComputeDEDX(const G4MaterialCutsCouple*, 00074 const G4ParticleDefinition*, 00075 G4double kineticEnergy, 00076 G4double cutEnergy); 00077 00078 // main method to compute cross section per atom 00079 virtual 00080 G4double ComputeCrossSectionPerAtom(const G4ParticleDefinition*, 00081 G4double kinEnergy, 00082 G4double Z, 00083 G4double A = 0., /* amu */ 00084 G4double cutEnergy = 0.0, 00085 G4double maxEnergy = DBL_MAX); 00086 00087 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*, 00088 const G4MaterialCutsCouple*, 00089 const G4DynamicParticle*, 00090 G4double tmin, 00091 G4double tmax); 00092 00093 private: 00094 00095 // hide assignment operator 00096 G4EmMultiModel & operator=(const G4EmMultiModel &right); 00097 G4EmMultiModel(const G4EmMultiModel&); 00098 00099 G4int nModels; 00100 std::vector<G4VEmModel*> model; 00101 std::vector<G4double> cross_section; 00102 00103 }; 00104 00105 #endif 00106